#include "BluetoothSerial.h"

BluetoothSerial SerialBT;

void setup() {
  Serial.begin(115200);
  SerialBT.begin("ESP32S3");
  Serial.println("The device started in Bluetooth mode, please connect to it.");
}

void loop() {
  if (SerialBT.available()) {
    Serial.write(SerialBT.read());
  }
}